<%@ page language="java" contentType="text/html; charset=utf-8"
    pageEncoding="utf-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>main</title>
</head>
<body>
	<%
		String say=(String)request.getAttribute("say");
	%>
	<div>
		<form action="main.do" method="post">
    		<input type="button" value="老人言" onclick="location='main.do'"/>
		</form>
	</div>
	<div>
		<textarea cols="25" rows="5" readonly><%=(say==null)?"请点击按钮,显示文字":say %></textarea>
	</div>
</body>
</html>